2026 NPPES data Rheumatology Physician NPI 1881691160 MD
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LISA FITZGERALD, MD

Rheumatology Physician in CAMBRIDGE, Massachusetts. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.
Prescribing volume
2K
Medicare Part D claims · 185 beneficiaries · Rheumatology Physician avg: 2K
What the federal data reveals: LISA FITZGERALD, MD is a Rheumatology Physician ([object Object]) practicing in CAMBRIDGE, Massachusetts with a Medicare Part D prescribing footprint of 2K claims across 185 beneficiaries .

What stands out: LISA FITZGERALD, MD filed 1,885 Medicare Part D claims in 2023 across CAMBRIDGE, Massachusetts. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

Board-eligible specialty (heuristic — not verified)

LISA FITZGERALD, MD practices in an ABMS-board-eligible specialty but we don't have enough CMS-participation signals to confirm active board-certified status. Consult CertificationMatters.org (the official ABMS public lookup).

LISA FITZGERALD, MD at a glance

Quality data not reported

NPI registry status

Active

Issued 07/01/2005

NPI 1881691160

Primary specialty

Rheumatology Physician

Mid-sized

6,181 US NPIs in this specialty

Medicare Part D claims

1,885 8% vs specialty avg

2023 prescription claims

Specialty avg: 2,054

Specialty distribution in Massachusetts

How Rheumatology Physician compares to other specialties among Massachusetts providers

Massachusetts providers

Rheumatology Physician share within Massachusetts

1. Rheumatology Physician42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Rheumatology Physician share within Massachusetts

Specialty board-certification context

Estimated specialty board-certified rate — Rheumatology Physician (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Rheumatology Physician ABMS/AOA estimate

Est. board-certified rate (Rheumatology Physician) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Rheumatology Physician) — ABMS / AOA estimate

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

LISA FITZGERALD, MD is a Rheumatology Physician provider practicing in CAMBRIDGE, Massachusetts, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: MD. NPI: 1881691160. This profile includes practice location, specialty classification, and organizational affiliations from the CMS provider registry. Provider information is self-reported to CMS and updated monthly.

LISA FITZGERALD, MD appears in the CMS NPPES registry as a Rheumatology Physician provider holding MD credentials at 300 MOUNT AUBURN ST, CAMBRIDGE, MA, 02138, with a listed phone of (617) 868-2650. NPI 1881691160 was issued on 07/01/2005. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what FITZGERALD most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D records for calendar year 2023 show 1,885 prescription claims written by this provider, covering 185 Medicare beneficiaries and totaling roughly $2.2 million in drug spend, with an opioid prescribing rate of 9.0%. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy.

Rheumatology Physician is a mid-sized specialty nationwide, with 6,181 enrolled providers across 52 states and an average of 2,054 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

300 MOUNT AUBURN ST
CAMBRIDGE, MA 02138

Provider Details

NPI 1881691160
Specialty Rheumatology Physician
Credentials MD
Gender Female
NPI Issued 07/01/2005

License & disciplinary context — Massachusetts BORIM 2023 annual report

Aggregate state board data only — NOT a determination of any individual provider's status. The figures below describe statewide disciplinary activity across all ~38K Massachusetts medical licensees in 2023 — they are NOT specific to LISA FITZGERALD, MD. To verify LISA FITZGERALD, MD's current license status, search the BORIM public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

80
Total board actions, Massachusetts 2023
Across 78 cases
2.11
Actions per 1,000 licensees
Massachusetts statewide rate
probation
Most common action type
29 cases

BORIM publishes annual disciplinary statistics as part of public-record reporting under each state's Administrative Procedure Act. See the full breakdown by action type and year on the Massachusetts disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

1,885
Total Claims
$2.2M
Total Drug Cost
185
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
3,088
Total Day Supply
88,400
Generic Drug Cost
$68K
Opioid Claims
169 (9.0% rate)
Antibiotic Claims
18

Patient Demographics

Average Patient Age
71.9 years
Avg HCC Risk Score
1.70
Gender Split
90% female / 10% male
Age Distribution
<65: 30, 65-74: 86, 75-84: 48, 85+: 21

Top Prescribed Drugs (Medicare Part D)

Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.

Drug Claims
Prednisone
195
Methotrexate
Methotrexate Sodium
159
Hydroxychloroquine Sulfate
151
Gabapentin
105
Humira(Cf) Pen
Adalimumab
56
Tramadol Hcl
56
Rinvoq
Upadacitinib
55
Orencia Clickject
Abatacept
47
Duloxetine Hcl
46
Acetaminophen-Codeine
Acetaminophen With Codeine
40

* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.

Rheumatology Physician Overview

How LISA FITZGERALD, MD fits within the Rheumatology Physician landscape nationally.

6,181
Rheumatology Physician Providers in US
52
States with Rheumatology Physician
2,054
Avg Claims per Provider

LISA FITZGERALD, MD's 1,885 claims are below the specialty average of 2,054.

Nearby Rheumatology Physician Providers in Massachusetts

Other clinicians with the same primary specialty enrolled in Massachusetts, drawn from the same CMS NPPES roster as FITZGERALD.

Compare Rheumatology Physician nationally: see state-by-state distribution →

Frequently Asked Questions

What is LISA FITZGERALD, MD's specialty?
LISA FITZGERALD, MD specializes in Rheumatology Physician and practices in CAMBRIDGE, Massachusetts. Credentials: MD.
How much does LISA FITZGERALD, MD prescribe under Medicare Part D?
In 2023, LISA FITZGERALD, MD wrote 1,885 Medicare Part D claims totaling $2.2M in drug costs for 185 beneficiaries.
Where is LISA FITZGERALD, MD located?
LISA FITZGERALD, MD is located at 300 MOUNT AUBURN ST, CAMBRIDGE, MA, 02138. Phone: (617) 868-2650.
What is LISA FITZGERALD, MD's NPI number?
LISA FITZGERALD, MD's National Provider Identifier (NPI) is 1881691160, issued on 07/01/2005.
Does LISA FITZGERALD, MD prescribe opioids?
Yes, LISA FITZGERALD, MD had 169 opioid claims in 2023 with an opioid prescribing rate of 9.0%.
How many Rheumatology Physician providers are there in the US?
There are 6,181 Rheumatology Physician providers across 52 states in the US. The average Rheumatology Physician provider writes 2,054 Medicare Part D claims per year.
What drugs does LISA FITZGERALD, MD prescribe most often?
Based on 2023 Medicare Part D data, LISA FITZGERALD, MD's most frequently prescribed drugs include Prednisone, Methotrexate, Hydroxychloroquine Sulfate. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does LISA FITZGERALD, MD accept Medicare?
LISA FITZGERALD, MD appears in CMS Medicare data with 1,885 Part D claims and 185 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify LISA FITZGERALD, MD's credentials?
LISA FITZGERALD, MD's NPI is 1881691160 with credentials MD. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology